This is the list of cathedrals in Sri Lanka sorted by denomination.

Cathedrals of the Roman Catholic Church in Sri Lanka:^[1]

• St. Joseph's Cathedral, Anuradhapura
• Our Lady of the Rosary Cathedral, Badulla
• Our Lady of Assumption Cathedral, Batticaloa
• Our Lady of Mount Carmel Cathedral, Chilaw
• St. Lucia's Cathedral, Colombo
• Our Lady of the Rosary Cathedral, Galle
• St. Mary's Cathedral, Jaffna
• St. Anthony's Cathedral, Kandy
• St. Anne's Cathedral, Kurunegala
• St. Sebastian's Cathedral, Mannar
• Cathedral of Sts. Peter and Paul, Ratnapura
• Our Lady of Assumption Cathedral, Trincomalee

Anglican cathedrals in Sri Lanka:

• Church of Ceylon
  • Cathedral of Christ the Living Saviour, Colombo
  • Cathedral of Christ the King, Kurunegala
• Church of South India
  • St. Thomas' Cathedral, Vaddukoddai

Wikimedia Commons has media related to Cathedrals in Sri Lanka.

• List of cathedrals
• Christianity in Sri Lanka